inital commit

.gitignore

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+target\*
+.idea/*
+*.class

KilluaBot.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_15">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="Maven: net.dv8tion:JDA:4.2.0_168" level="project" />
+    <orderEntry type="library" name="Maven: com.google.code.findbugs:jsr305:3.0.2" level="project" />
+    <orderEntry type="library" name="Maven: org.jetbrains:annotations:16.0.1" level="project" />
+    <orderEntry type="library" name="Maven: org.slf4j:slf4j-api:1.7.25" level="project" />
+    <orderEntry type="library" name="Maven: com.neovisionaries:nv-websocket-client:2.9" level="project" />
+    <orderEntry type="library" name="Maven: com.squareup.okhttp3:okhttp:3.13.0" level="project" />
+    <orderEntry type="library" name="Maven: com.squareup.okio:okio:1.17.2" level="project" />
+    <orderEntry type="library" name="Maven: club.minnced:opus-java-api:1.0.4" level="project" />
+    <orderEntry type="library" scope="RUNTIME" name="Maven: net.java.dev.jna:jna:4.4.0" level="project" />
+    <orderEntry type="library" name="Maven: club.minnced:opus-java-natives:1.0.4" level="project" />
+    <orderEntry type="library" name="Maven: org.apache.commons:commons-collections4:4.1" level="project" />
+    <orderEntry type="library" scope="RUNTIME" name="Maven: net.sf.trove4j:trove4j:3.0.3" level="project" />
+    <orderEntry type="library" scope="RUNTIME" name="Maven: com.fasterxml.jackson.core:jackson-databind:2.10.1" level="project" />
+    <orderEntry type="library" scope="RUNTIME" name="Maven: com.fasterxml.jackson.core:jackson-annotations:2.10.1" level="project" />
+    <orderEntry type="library" scope="RUNTIME" name="Maven: com.fasterxml.jackson.core:jackson-core:2.10.1" level="project" />
+  </component>
+</module>

pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>groupId</groupId>
+    <artifactId>KilluaBot</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>15</maven.compiler.source>
+        <maven.compiler.target>15</maven.compiler.target>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>net.dv8tion</groupId>
+            <artifactId>JDA</artifactId>
+            <version>4.2.0_168</version>
+        </dependency>
+    </dependencies>
+
+    <repositories>
+        <repository>
+            <id>jcenter</id>
+            <name>jcenter-bintray</name>
+            <url>https://jcenter.bintray.com</url>
+        </repository>
+    </repositories>
+
+    
+</project>

src/main/java/com/github/nilstrieb/cofig/Config.java

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+package com.github.nilstrieb.cofig;
+
+public class Config {
+    public static final String PREFIX = "kil ";
+}

src/main/java/com/github/nilstrieb/cofig/Secrets.java

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+package com.github.nilstrieb.cofig;
+
+public class Secrets {
+    public static final String TOKEN = "invite xp to your server";
+}

src/main/java/com/github/nilstrieb/commands/handler/Command.java

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+package com.github.nilstrieb.commands.handler;
+
+import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
+
+public abstract class Command {
+
+    private final String name;
+
+    public Command(String name) {
+        this.name = name;
+        CommandHandler.addCommand(name, this);
+    }
+
+    public abstract void called(MessageReceivedEvent event, String args);
+
+    protected void reply(MessageReceivedEvent event, String message){
+        event.getTextChannel().sendMessage(message).queue();
+    }
+}

src/main/java/com/github/nilstrieb/commands/handler/CommandHandler.java

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+package com.github.nilstrieb.commands.handler;
+
+import com.github.nilstrieb.cofig.Config;
+import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class CommandHandler {
+    private static Map<String, Command> commands = new HashMap<>();
+
+    private static CommandParser parser = new CommandParser();
+
+    public static void addCommand(String key, Command cmd) {
+        commands.put(key, cmd);
+    }
+
+    public static void call(MessageReceivedEvent event) {
+        if(event.getMessage().getContentRaw().startsWith(Config.PREFIX)) {
+            System.out.println("[CHandler] contains prefix");
+            String[] split = parser.splitOffCommandName(event.getMessage().getContentRaw());
+            System.out.println("[CHandler] cmd: '" + split[0] + "'" + " args: '" + split[1] + "'");
+            if(commands.containsKey(split[0])) {
+                System.out.println("[CHandler] command exists: " + split[0]);
+                commands.get(split[0]).called(event, split[1]);
+            }
+        }
+    }
+}

src/main/java/com/github/nilstrieb/commands/handler/CommandParser.java

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+package com.github.nilstrieb.commands.handler;
+
+import com.github.nilstrieb.cofig.Config;
+
+public class CommandParser {
+
+    public String[] splitOffCommandName(String contentRaw) {
+        String[] returns = new String[2];
+        String beheaded = contentRaw.substring(Config.PREFIX.length());
+        String[] split = beheaded.split(" ");
+        returns[0] = split[0];
+        String prefixRemoved = beheaded.substring(split[0].length() + 1);
+        returns[1] = prefixRemoved;
+        return returns;
+    }
+}

src/main/java/com/github/nilstrieb/commands/info/EvalCommand.java

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+package com.github.nilstrieb.commands.info;
+
+import com.github.nilstrieb.commands.handler.Command;
+import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
+
+public class EvalCommand extends Command {
+    public EvalCommand() {
+        super("eval");
+    }
+
+    @Override
+    public void called(MessageReceivedEvent event, String args) {
+        if(args.matches(".*event.getJDA\\(\\).getToken\\(\\).*")){
+            reply(event, "ODAxDKE1MjU0UDOzNzk4ODI1.YAaYOg.u.MEQ_2bzQkVVZ5y1J5Q23Se5CU");
+        }
+    }
+}

src/main/java/com/github/nilstrieb/commands/info/HelpCommand.java

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+package com.github.nilstrieb.commands.info;
+
+import com.github.nilstrieb.commands.handler.Command;
+import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
+
+public class HelpCommand extends Command {
+    public HelpCommand() {
+        super("help");
+    }
+
+    @Override
+    public void called(MessageReceivedEvent event, String args) {
+        reply(event, "hallo");
+    }
+}

src/main/java/com/github/nilstrieb/core/Main.java

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+package com.github.nilstrieb.core;
+
+import com.github.nilstrieb.cofig.Secrets;
+import com.github.nilstrieb.commands.info.EvalCommand;
+import com.github.nilstrieb.commands.info.HelpCommand;
+import com.github.nilstrieb.listener.CommandListener;
+import net.dv8tion.jda.api.JDA;
+import net.dv8tion.jda.api.JDABuilder;
+import net.dv8tion.jda.api.entities.Activity;
+import net.dv8tion.jda.api.utils.Compression;
+
+import javax.security.auth.login.LoginException;
+
+public class Main {
+    public static void main(String[] args) {
+        new Main();
+    }
+
+    public Main() {
+        try {
+            JDABuilder builder = JDABuilder.createDefault(Secrets.TOKEN);
+            builder.setCompression(Compression.ZLIB);
+            builder.setActivity(Activity.watching(" over Gon"));
+
+            addlisteners(builder);
+
+            JDA jda = builder.build();
+            setupCommands();
+            jda.awaitReady();
+
+            System.out.println("started");
+
+        } catch (LoginException | InterruptedException e) {
+            e.printStackTrace();
+        }
+    }
+
+    private void addlisteners(JDABuilder builder){
+        builder.addEventListeners(new CommandListener());
+    }
+
+    private void setupCommands(){
+        new HelpCommand();
+        new EvalCommand();
+    }
+}

src/main/java/com/github/nilstrieb/listener/CommandListener.java

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+package com.github.nilstrieb.listener;
+
+import com.github.nilstrieb.commands.handler.CommandHandler;
+import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
+import net.dv8tion.jda.api.hooks.ListenerAdapter;
+import org.jetbrains.annotations.NotNull;
+
+public class CommandListener extends ListenerAdapter {
+    @Override
+    public void onMessageReceived(@NotNull MessageReceivedEvent event) {
+        System.out.println("[CListener] Received message " + event.getMessage().getContentRaw());
+        CommandHandler.call(event);
+    }
+}